If you need to brake hard and your vehicle is equipped with antilock brakes, you should

Explanation

In vehicles without antilock brakes, hard braking can lock the wheels and cause a skid. Experienced drivers let up on the brake pedal just before the wheels lock and then brake again. If your vehicle is equipped with antilock brakes, however, the wheels won't lock so you can keep depressing the brake pedal firmly. If you let up on the brake pedal, the brakes will stop working.